Linux command
pgmtoppm 命令
文本
涉及管道、覆盖或删除，执行前请先确认路径和参数。
常用示例
Convert grayscale to color
pgmtoppm [color] [input.pgm] > [output.ppm]
Colorize with specific color
pgmtoppm [red] [input.pgm] > [output.ppm]
Map black-white to color range
pgmtoppm [black]-[blue] [input.pgm] > [output.ppm]
Use color map file
pgmtoppm -map [colormap.ppm] [input.pgm] > [output.ppm]
说明
pgmtoppm converts a PGM grayscale image to a PPM color image. It maps gray values to colors, either a single color, a color range, or via a colormap.
参数
- colorspec
- Color name or black-white range (e.g., "red", "black-blue").
- -map _file_
- Color map file.
FAQ
What is the pgmtoppm command used for?
pgmtoppm converts a PGM grayscale image to a PPM color image. It maps gray values to colors, either a single color, a color range, or via a colormap.
How do I run a basic pgmtoppm example?
Run `pgmtoppm [color] [input.pgm] > [output.ppm]` in a terminal, then adjust file names, paths, flags, or remote targets for your system.
What does colorspec do in pgmtoppm?
Color name or black-white range (e.g., "red", "black-blue").